# 一些关于数字类型的函数操作

print(abs(-1))
print(max(1, 2, 3))
print(min(1, 2, 3))
print(pow(2, 5))
print(round(3.456))
print(round(3.564))
print(round(3.564, 1))
print(round(3.564, 2))

